source-map.js
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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _sourceMap = _interopRequireDefault(require("source-map"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
class SourceMap {
constructor(opts, code) {
this._cachedMap = null;
this._code = code;
this._opts = opts;
this._rawMappings = [];
}
get() {
if (!this._cachedMap) {
const map = this._cachedMap = new _sourceMap.default.SourceMapGenerator({
sourceRoot: this._opts.sourceRoot
});
const code = this._code;
if (typeof code === "string") {
map.setSourceContent(this._opts.sourceFileName.replace(/\\/g, "/"), code);
} else if (typeof code === "object") {
Object.keys(code).forEach(sourceFileName => {
map.setSourceContent(sourceFileName.replace(/\\/g, "/"), code[sourceFileName]);
});
}
this._rawMappings.forEach(mapping => map.addMapping(mapping), map);
}
return this._cachedMap.toJSON();
}
getRawMappings() {
return this._rawMappings.slice();
}
mark(generatedLine, generatedColumn, line, column, identifierName, filename, force) {
if (this._lastGenLine !== generatedLine && line === null) return;
if (!force && this._lastGenLine === generatedLine && this._lastSourceLine === line && this._lastSourceColumn === column) {
return;
}
this._cachedMap = null;
this._lastGenLine = generatedLine;
this._lastSourceLine = line;
this._lastSourceColumn = column;
this._rawMappings.push({
name: identifierName || undefined,
generated: {
line: generatedLine,
column: generatedColumn
},
source: line == null ? undefined : (filename || this._opts.sourceFileName).replace(/\\/g, "/"),
original: line == null ? undefined : {
line: line,
column: column
}
});
}
}
exports.default = SourceMap;